It was to train her to use her diaphragm in singing and to strengthen her lungs.
这可以训练她在唱歌的时候运用横膈膜，同时也增强肺部功能。
They were singing when the train entered into the station.
当火车进站的时候，他们在唱歌。
He was singing when the train entered into the station.
当火车进站的时候，他们在唱歌。
The train life is impressive on everybody; we had a lot of activities, for example giving a speech on a stage or singing together or playing basketball.
这样的训练生活让我印象深刻，我们有很多的活动，例如演讲舞台上或唱或一起打篮球。
The train life is impressive on everybody; we had a lot of activities, for example giving a speech on a stage or singing together or playing basketball.
这样的训练生活让我印象深刻，我们有很多的活动，例如演讲舞台上或唱或一起打篮球。
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